package org.example.util;

import org.apache.ibatis.io.Resources;
import org.apache.ibatis.session.SqlSessionFactory;
import org.apache.ibatis.session.SqlSessionFactoryBuilder;

import java.io.IOException;
import java.io.InputStream;

/**
 *
 * @author hbc
 */
public class SqlSessionFactoryUtils {

    private static SqlSessionFactory sqlSessionFactory;


    static{
        //静态代码块会随着类的加载而自动执行，且执行一次
        try {
            String resource = "mybatis-conf.xml";
            InputStream inputStream = Resources.getResourceAsStream(resource);

            sqlSessionFactory = new SqlSessionFactoryBuilder().build(inputStream);
        } catch (IOException e) {
            throw new RuntimeException(e);
        }
    }
    public static SqlSessionFactory getSqlSessionFactory(){
        return sqlSessionFactory;
    }

}
